In a Factory, Machines Breakdown at an Average of 6

question 50

Short Answer

In a factory, machines breakdown at an average of 6 machines per hour according to a Poisson distribution. The time a repair person takes to repair the machine is not defined by any probability distribution, but has a mean of 8 minutes and a standard deviation of 3 minutes.
-On average, how many machines are waiting in line to be fixed?

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Definitions:

Sex Chromosome Pattern

The configuration of sex chromosomes (XX for females, XY for males) that determines an individual's genetic sex.

Females

The sex of an organism, or a part of an organism, that produces non-motile ova (egg cells) and can typically bear offspring.

Ghrelin

A hormone produced in the stomach that stimulates appetite and signals the brain to increase food intake.

Genetics

The branch of biology that studies heredity.